CA1278908C - Methode de production de pieces coulees en fonte au graphite compacte - Google Patents

Methode de production de pieces coulees en fonte au graphite compacte

Info

Publication number: CA1278908C
Authority: CA; Canada
Prior art keywords: melt; cast iron; compacted graphite; graphite cast; graphite
Prior art date: 1986-07-25
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA 514738

Other languages

English (en)

Inventor

Sundaresa V. Subramanian

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Individual

Original Assignee

Individual

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1986-07-25

Filing date

1986-07-25

Publication date

1991-01-15

1986-07-25 Application filed by Individual filed Critical Individual

1986-07-25 Priority to CA 514738 priority Critical patent/CA1278908C/fr

1991-01-15 Application granted granted Critical

1991-01-15 Publication of CA1278908C publication Critical patent/CA1278908C/fr

Status Expired legal-status Critical Current

Links

238000005266 casting Methods 0.000 title claims abstract description 60
238000000034 method Methods 0.000 title abstract description 46
229910001126 Compacted graphite iron Inorganic materials 0.000 title description 13
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 116
229910002804 graphite Inorganic materials 0.000 claims abstract description 102
239000010439 graphite Substances 0.000 claims abstract description 102
239000000155 melt Substances 0.000 claims abstract description 58
229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 36
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 30
229910052760 oxygen Inorganic materials 0.000 claims abstract description 30
239000001301 oxygen Substances 0.000 claims abstract description 30
150000002910 rare earth metals Chemical class 0.000 claims abstract description 30
229910001018 Cast iron Inorganic materials 0.000 claims abstract description 28
230000000694 effects Effects 0.000 claims abstract description 26
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 22
229910052717 sulfur Inorganic materials 0.000 claims abstract description 22
239000011593 sulfur Substances 0.000 claims abstract description 21
230000005496 eutectics Effects 0.000 claims abstract description 18
229910052710 silicon Inorganic materials 0.000 claims abstract description 16
239000000654 additive Substances 0.000 claims abstract description 14
230000000996 additive effect Effects 0.000 claims abstract description 13
230000015572 biosynthetic process Effects 0.000 claims abstract description 13
239000010703 silicon Substances 0.000 claims abstract description 11
239000003381 stabilizer Substances 0.000 claims abstract description 6
238000004519 manufacturing process Methods 0.000 claims description 29
239000002054 inoculum Substances 0.000 claims description 18
229910000519 Ferrosilicon Inorganic materials 0.000 claims description 12
XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 10
238000010405 reoxidation reaction Methods 0.000 claims description 6
239000010953 base metal Substances 0.000 claims description 5
238000009827 uniform distribution Methods 0.000 claims description 4
238000010079 rubber tapping Methods 0.000 claims description 3
230000001747 exhibiting effect Effects 0.000 claims description 2
238000007792 addition Methods 0.000 claims 1
229910052751 metal Inorganic materials 0.000 abstract description 15
239000002184 metal Substances 0.000 abstract description 15
230000006911 nucleation Effects 0.000 abstract description 14
238000010899 nucleation Methods 0.000 abstract description 14
-1 rare earth compounds Chemical class 0.000 abstract description 6
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 26
229910045601 alloy Inorganic materials 0.000 description 26
239000000956 alloy Substances 0.000 description 26
229910052749 magnesium Inorganic materials 0.000 description 26
239000011777 magnesium Substances 0.000 description 26
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 17
239000012535 impurity Substances 0.000 description 17
238000011081 inoculation Methods 0.000 description 12
229910001141 Ductile iron Inorganic materials 0.000 description 11
229910052742 iron Inorganic materials 0.000 description 9
229910052799 carbon Inorganic materials 0.000 description 8
238000006243 chemical reaction Methods 0.000 description 8
229910001338 liquidmetal Inorganic materials 0.000 description 8
239000010936 titanium Substances 0.000 description 8
229910052719 titanium Inorganic materials 0.000 description 8
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 7
229910001567 cementite Inorganic materials 0.000 description 7
238000013461 design Methods 0.000 description 7
KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 7
150000001247 metal acetylides Chemical class 0.000 description 7
239000013078 crystal Substances 0.000 description 6
230000001419 dependent effect Effects 0.000 description 6
229910001562 pearlite Inorganic materials 0.000 description 6
230000035945 sensitivity Effects 0.000 description 6
229910052684 Cerium Inorganic materials 0.000 description 5
GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 5
230000008014 freezing Effects 0.000 description 5
238000007710 freezing Methods 0.000 description 5
239000011159 matrix material Substances 0.000 description 5
230000007246 mechanism Effects 0.000 description 5
230000002860 competitive effect Effects 0.000 description 4
238000011161 development Methods 0.000 description 4
238000010586 diagram Methods 0.000 description 4
238000005516 engineering process Methods 0.000 description 4
239000007788 liquid Substances 0.000 description 4
238000004458 analytical method Methods 0.000 description 3
230000007423 decrease Effects 0.000 description 3
229910052748 manganese Inorganic materials 0.000 description 3
239000000203 mixture Substances 0.000 description 3
238000000879 optical micrograph Methods 0.000 description 3
238000011084 recovery Methods 0.000 description 3
229910021332 silicide Inorganic materials 0.000 description 3
238000012360 testing method Methods 0.000 description 3
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
229910002091 carbon monoxide Inorganic materials 0.000 description 2
239000007795 chemical reaction product Substances 0.000 description 2
229910052804 chromium Inorganic materials 0.000 description 2
239000011651 chromium Substances 0.000 description 2
238000011109 contamination Methods 0.000 description 2
238000005562 fading Methods 0.000 description 2
238000002347 injection Methods 0.000 description 2
239000007924 injection Substances 0.000 description 2
150000002739 metals Chemical class 0.000 description 2
238000001000 micrograph Methods 0.000 description 2
238000005457 optimization Methods 0.000 description 2
239000004576 sand Substances 0.000 description 2
FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 2
229910000859 α-Fe Inorganic materials 0.000 description 2
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
229910000636 Ce alloy Inorganic materials 0.000 description 1
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
229910052692 Dysprosium Inorganic materials 0.000 description 1
229910052691 Erbium Inorganic materials 0.000 description 1
229910052693 Europium Inorganic materials 0.000 description 1
229910000640 Fe alloy Inorganic materials 0.000 description 1
MBMLMWLHJBBADN-UHFFFAOYSA-N Ferrous sulfide Chemical compound [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 description 1
229910052688 Gadolinium Inorganic materials 0.000 description 1
229910052689 Holmium Inorganic materials 0.000 description 1
229910052765 Lutetium Inorganic materials 0.000 description 1
ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
229910052779 Neodymium Inorganic materials 0.000 description 1
229910052777 Praseodymium Inorganic materials 0.000 description 1
229910052773 Promethium Inorganic materials 0.000 description 1
229910052772 Samarium Inorganic materials 0.000 description 1
BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
229910052771 Terbium Inorganic materials 0.000 description 1
229910052775 Thulium Inorganic materials 0.000 description 1
229910001069 Ti alloy Inorganic materials 0.000 description 1
ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
SXSVTGQIXJXKJR-UHFFFAOYSA-N [Mg].[Ti] Chemical compound [Mg].[Ti] SXSVTGQIXJXKJR-UHFFFAOYSA-N 0.000 description 1
ZKSQHBGSFZJRBE-UHFFFAOYSA-N [Si].[C].[Fe] Chemical compound [Si].[C].[Fe] ZKSQHBGSFZJRBE-UHFFFAOYSA-N 0.000 description 1
238000005275 alloying Methods 0.000 description 1
LKTZODAHLMBGLG-UHFFFAOYSA-N alumanylidynesilicon;$l^{2}-alumanylidenesilylidenealuminum Chemical compound [Si]#[Al].[Si]#[Al].[Al]=[Si]=[Al] LKTZODAHLMBGLG-UHFFFAOYSA-N 0.000 description 1
229910052787 antimony Inorganic materials 0.000 description 1
WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
238000013459 approach Methods 0.000 description 1
238000010923 batch production Methods 0.000 description 1
229910052797 bismuth Inorganic materials 0.000 description 1
JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
229910052791 calcium Inorganic materials 0.000 description 1
239000011575 calcium Substances 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
WITQLILIVJASEQ-UHFFFAOYSA-N cerium nickel Chemical compound [Ni].[Ce] WITQLILIVJASEQ-UHFFFAOYSA-N 0.000 description 1
238000004581 coalescence Methods 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
239000000470 constituent Substances 0.000 description 1
238000011437 continuous method Methods 0.000 description 1
238000010924 continuous production Methods 0.000 description 1
238000001816 cooling Methods 0.000 description 1
229910052802 copper Inorganic materials 0.000 description 1
239000010949 copper Substances 0.000 description 1
230000006735 deficit Effects 0.000 description 1
230000007850 degeneration Effects 0.000 description 1
238000006477 desulfuration reaction Methods 0.000 description 1
230000023556 desulfurization Effects 0.000 description 1
230000001627 detrimental effect Effects 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
238000004090 dissolution Methods 0.000 description 1
KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 description 1
238000004836 empirical method Methods 0.000 description 1
UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 description 1
OGPBJKLSAFTDLK-UHFFFAOYSA-N europium atom Chemical compound [Eu] OGPBJKLSAFTDLK-UHFFFAOYSA-N 0.000 description 1
238000003872 feeding technique Methods 0.000 description 1
238000005188 flotation Methods 0.000 description 1
UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 description 1
238000007531 graphite casting Methods 0.000 description 1
KJZYNXUDTRRSPN-UHFFFAOYSA-N holmium atom Chemical compound [Ho] KJZYNXUDTRRSPN-UHFFFAOYSA-N 0.000 description 1
230000003993 interaction Effects 0.000 description 1
238000011835 investigation Methods 0.000 description 1
229910052747 lanthanoid Inorganic materials 0.000 description 1
150000002602 lanthanoids Chemical class 0.000 description 1
OHSVLFRHMCKCQY-UHFFFAOYSA-N lutetium atom Chemical compound [Lu] OHSVLFRHMCKCQY-UHFFFAOYSA-N 0.000 description 1
238000005272 metallurgy Methods 0.000 description 1
229910052750 molybdenum Inorganic materials 0.000 description 1
239000011733 molybdenum Substances 0.000 description 1
230000000877 morphologic effect Effects 0.000 description 1
QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 1
229910052759 nickel Inorganic materials 0.000 description 1
230000000737 periodic effect Effects 0.000 description 1
230000002688 persistence Effects 0.000 description 1
230000000704 physical effect Effects 0.000 description 1
PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 description 1
VQMWBBYLQSCNPO-UHFFFAOYSA-N promethium atom Chemical compound [Pm] VQMWBBYLQSCNPO-UHFFFAOYSA-N 0.000 description 1
230000001737 promoting effect Effects 0.000 description 1
KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 description 1
229920006395 saturated elastomer Polymers 0.000 description 1
229910052711 selenium Inorganic materials 0.000 description 1
239000011669 selenium Substances 0.000 description 1
238000010583 slow cooling Methods 0.000 description 1
238000007711 solidification Methods 0.000 description 1
230000008023 solidification Effects 0.000 description 1
239000000243 solution Substances 0.000 description 1
230000000087 stabilizing effect Effects 0.000 description 1
239000000758 substrate Substances 0.000 description 1
229910052714 tellurium Inorganic materials 0.000 description 1
PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 description 1
GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 description 1
229910052727 yttrium Inorganic materials 0.000 description 1
VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/20—Measures not previously mentioned for influencing the grain structure or texture; Selection of compositions therefor
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)

CA 514738 1986-07-25 1986-07-25 Methode de production de pieces coulees en fonte au graphite compacte Expired CA1278908C (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA 514738 CA1278908C (fr)	1986-07-25	1986-07-25	Methode de production de pieces coulees en fonte au graphite compacte

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA 514738 CA1278908C (fr)	1986-07-25	1986-07-25	Methode de production de pieces coulees en fonte au graphite compacte

Publications (1)

Publication Number	Publication Date
CA1278908C true CA1278908C (fr)	1991-01-15

Family

ID=4133634

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 514738 Expired CA1278908C (fr)	1986-07-25	1986-07-25	Methode de production de pieces coulees en fonte au graphite compacte

Country Status (1)

Country	Link
CA (1)	CA1278908C (fr)

1986
- 1986-07-25 CA CA 514738 patent/CA1278908C/fr not_active Expired

Legal Events

Date	Code	Title	Description
1998-01-20	MKLA	Lapsed

Publication	Publication Date	Title
CN106811676B (zh)	2019-04-23	一种高强度高韧性铸态qt700-10及其生产方法
Feichtinger et al.	1999	Melting of high nitrogen steels
US4806157A (en)	1989-02-21	Process for producing compacted graphite iron castings
CA1082005A (fr)	1980-07-22	Alliage pour le traitement aux terres rares de metaux en fusion
WO2002095081A1 (fr)	2002-11-28	Fonte a graphite spheroidal resistant aux temperatures elevees et a l'oxydation a chaud
AU549961B2 (en)	1986-02-20	Boron alloying additive for continuously casting boron steel
EP1126037B1 (fr)	2006-10-25	Production de fonte nodulaire incluant une inoculation préliminaire dans la poche de coulée
WO2006068487A1 (fr)	2006-06-29	Agents modificateurs pour fonte
EP0317366B1 (fr)	1993-05-26	Procédé de fabrication de fonte à graphite sphéroidal
US3833361A (en)	1974-09-03	Method for adding special elements to molten pig iron
CN111961954A (zh)	2020-11-20	一种铸态混合基体qt500-14球墨铸铁的制备方法
US6293988B1 (en)	2001-09-25	Inoculant and inoculant method for gray and ductile cast irons
CN110066959B (zh)	2021-10-12	一种高强度低硫高锰孕育灰铸铁材料及其熔炼浇注工艺
US5037609A (en)	1991-08-06	Material for refining steel of multi-purpose application
US20240167126A1 (en)	2024-05-23	Spheroidal Graphite Cast Iron, Method for Manufacturing Spheroidal Graphite Cast Iron, and Spheroidizing Treatment Agent
Hemanth et al.	1999	Effect of cooling rate on eutectic cell count, grain size, microstructure, and ultimate tensile strength of hypoeutectic cast iron
US2978320A (en)	1961-04-04	Method for producing a high strength ferrous metal
Itofuji et al.	2001	Nucleation and growth behaviour of chunky graphite
EP0067500A1 (fr)	1982-12-22	Procédé de moulage de fonte contenant du graphite compact par inoculation dans le moule
CN1436862A (zh)	2003-08-20	高强度钢性球铁的制造方法
CA1157277A (fr)	1983-11-22	Production de fonte graphitique vermiculaire
US20050050992A1 (en)	2005-03-10	Additive for inoculation of cast iron and method
Schubert et al.	1984	Influence of SiC additions on the microstructure of gray cast iron
SU1560608A1 (ru)	1990-04-30	Чугун
CN114369756A (zh)	2022-04-19	一种铸态qt700-8材料及其铸造方法和应用